Imports System.Data.OleDb
Imports DTO
Public Class LoaiKhachHangDAO

    Inherits AbstractDAO

    Public Function Lay_Bang(ByVal chuoi_lenh As String) As DataTable
        Dim dt As New DataTable
        Dim chuoi_ket_noi As New OleDbConnection
        chuoi_ket_noi = AbstractDAO.ConnectionData()
        Dim bo_thich_ung As New OleDbDataAdapter(chuoi_lenh, chuoi_ket_noi)
        bo_thich_ung.FillSchema(dt, SchemaType.Mapped)
        bo_thich_ung.Fill(dt)
        Return dt
    End Function

End Class
